Top "Ios4" questions

The 2010-2011 version of the iPhone/iPad/iPod Touch/Apple TV operating system family, made by Apple.

Determining if UILocalNotification fired with app in foreground or background

When receiving a UILocalNotification The method application:DidReceiveLocalNotification is called when the app is in Foreground. When the app is …

iphone objective-c ios4 uikit uilocalnotification
Is it a problem when an iAd may be obscured?

I added the ADBannerView to a view and when I load the app I get the following message: ADBannerView: WARNING …

iphone ios4 iad
Apple Mach-O Linker (id) Error - undefined symbols for architecture i386

I know this type of error has been raised many times before, but I have not found solution of my …

objective-c linker ios4 asihttprequest mach-o
Normal casting vs bridge casting in Objective - C

What is the different between, (CFDataRef) data & (__bridge CFDataRef) data Xcode asked me to change it to bridge. Is …

objective-c ios macos ios4 xcode4.3
Remove part of an NSString

I have an NSString as follows: <img alt="996453912" src="http://d2gg0uigdtw9zz.cloudfront.net/large/996453912.jpg" />&…

ios4 nsstring substring explode
Accelerometer Low Pass Filtering

Still on the BigNerdRanch iOS Development book. In the Accelerometer chapter, they first implement accelerometer tracking but it's fairly jumpy. …

iphone ios ios4 accelerometer uiaccelerometer
UISearchBar delegate not responding to cancel button

I have a UIViewController that is a UISearchBarDelegate and a MKMapViewDelegate. The searchBarSearchButtonClicked event works fine, but when testing in …

iphone objective-c ios4 uisearchbardelegate
Entering background on iOS4 to play audio

The documentation is rather poorly written when talking about playing audio in the background. It gives the impression that all …

iphone cocoa-touch background avaudioplayer ios4
UITableViewCell Custom accessory - get the row of accessory

I have a pretty big issue. I am trying to create a favorite-button on every UITableViewCell in a UITableView. That …

iphone uitableview ios4 row accessory
iOS 5.0.1 : How to verify that the folder is marked as "Do not back up" for iCloud?

I want to set Do not back up to my folder which is in Document Directory. I found code for "…

iphone ios ios4 icloud